user
Plase answer the following request: Calculate the atomic mass for lithium.
Answer:
assistant
The atomic mass for lithium is 6.941 u (units). This is determined from the number of protons and neutrons in the nucleus of a lithium atom, which is 3 protons and 4 neutrons. Each proton and neutron has a mass of 1.007 u, resulting in a total mass of 6.941 u.